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1. A colorless, spontaneously flammable poisonous gas, PH3, having a fishy odor and used as a fumigant and as a doping agent for solid-state components. Also called phosphane.
2. Any of several organic compounds having the structure of an amine but with phosphorus in place of nitrogen.


(Elements & Compounds) a colourless flammable gas that is slightly soluble in water and has a strong fishy odour: used as a pesticide. Formula: PH3


(ˈfɒs fin, -fɪn)

1. a colorless, poisonous, ill-smelling, flammable gas, PH3.
2. any of certain organic derivatives of this compound.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.phosphine - a colorless gas with a strong fishy smell; used as a pesticide
gas - a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely
pesticide - a chemical used to kill pests (as rodents or insects)


[ˈfɒsfiːn] Nfosfino m
References in periodicals archive ?
Phosphine is a colourless, flammable and toxic gas, Col Al Amri said: "This toxic pesticide has approximately six to seven commercial names.
The movie creators, in corporation with the International Medical Center (IMC) in Jeddah, produced the movie that included interviews with families of those who died of phosphine poisoning as well as doctors who spoke about the dangers of this pesticide.
What makes the phosphine such a deadly substance is that those who are vulnerable to suffocation need not be within the immediate vicinity of a treated flat.
Phosphine has been used for more than 80 years as a fumigant to control stored-product pests.
Morisaki and Chujo have focused on the synthesis of such optically active polymers by using optically pure P-stereogenic phosphine compounds as key building blocks.
The material is presented in sections on chiral monodentate phosphorous ligands, chiral bidentate phosphorous ligand diphosphines, mixed P-ligands, hybrid monophosphorous ligands, chiral polyphosphorous ligands, dynamic processes of P-ligands and their complexes, chiral ligands for reactions in alternative media and concepts of heterogenization, P-ligands bound to chiral biomolecules, mixtures of monodentate P-ligands in stereo- and regioselective transition metal catalysis, general methods for the synthesis of chiral trivalent phosphorous compounds, controlling regio- and stereochemistry in metal-catalyzed and metal-mediated reactions with the aid of substrate-bound reagent-directing phosphine groups, characterization of P-ligands and metal complexes, and industrial aspects.
It has used organic phosphine oxides as electron transport materials.
Key statement: The present invention provides a process for preparing a filled halobutyl elastomer, which includes mixing a halobutyl elastomer with at least one mineral filler and at least one phosphine modifier and optionally curing the filled elastomer with sulfur or other curative systems.
The phosphonium borate splits into H2 molecules and phosphine borane, then recombine under cooler temperatures to create the original compound.
Tony Green, who only has one kidney, was left breathless after toxic vapours were released when rain mixed with the phosphine compound at the former Yuasa Batteries plant, in Tyseley.
In contrast, acyl phosphine oxide (APO) type PIs typically promote through-cure in pigmented systems since they are designed to be excited by longer wavelength radiation.